It’s axiomatic that when a presidential candidate finishes his convention speech, the moment is capped with a shower of balloons and confetti. So when the DNC balloon drop didn’t go as planned, producer Don Mischer was caught live on CNN screaming, “Where the hell—there’s nothing falling! What the f--- are you guys doing up there?” Jada Yuan spoke to RNC balloon man Treb Heining to see how he’ll avoid a similar mishap.